Ricoh FT5535 Service Manual page 221

E352: TD sensor initial setting error
- Definition - [D]
TD sensor output does not reach a value between 2.4 and 2.6 V when
performing the developer initial setting procedure.
- Possible Causes -
•
TD sensor defective
•
Main control board defective
•
TD sensor connector is disconnected.
E353: V abnormal
SP
- Definition - [D]
The detected V goes above 2.5 volts.
SP
- Possible Causes -
•
Dirty ID sensor
•
ID sensor board defective
•
Main control board defective
E354: V abnormal
SG
- Definition - [D]
Detected V is equal to or is below 2.5 volts.
SG
- Possible Causes -
•
Dirty ID sensor
•
ID sensor board defective
•
Main control board defective
E355: TD sensor upper limit detection abnormal
- Definition - [D]
TD sensor output exceeds 4.0 volts during copy cycles.
- Possible Causes -
•
TD sensor defective
•
Main control board defective
•
Toner supply system defective
FT5535/4527/4522 6-34 FSM